數采控制系統 的英文怎麼說

中文拼音 [shǔcǎikòngzhìtǒng]
數采控制系統 英文
data acquire system
  • : 數副詞(屢次) frequently; repeatedly
  • : 采名詞(采地) feudal estate
  • : 動詞1 (告發;控告) accuse; charge 2 (控制) control; dominate 3 (使容器口兒朝下 讓裏面的液體慢...
  • : Ⅰ動詞1 (製造) make; manufacture 2 (擬訂; 規定) draw up; establish 3 (用強力約束; 限定; 管束...
  • : 系動詞(打結; 扣) tie; fasten; do up; button up
  • : Ⅰ名詞1 (事物間連續的關系) interconnected system 2 (衣服等的筒狀部分) any tube shaped part of ...
  • 控制 : control; dominate; regulate; govern; manage; check; cybernate; manipulate; encraty; rule; rein; c...
  • 系統 : 1. (按一定關系組成的同類事物) system 2. (有條理的;有系統的) systematic
  1. The system comprises three modules : the first is the ccd driver module, which controlled with cpld. programming the cpld to produce ccd driving pulses and synchronized communication signals. after preprocessing, the output video signals are transmitted into high resolution adc module, in which they are converted into digital signals, and then processed in arm processing module

    整個分為三個模塊: ccd驅動模塊的核心是一片復雜可編程邏輯器件( cpld ) ,對其編程產生ccd的驅動脈沖及同步信號;視頻輸出信號經預處理后,由高精度ad轉換模塊進行樣,將ccd輸出的模擬信號轉換成字量;最後,將據送入arm處理中進行后續處理。
  2. The control system of furnace " s temperature has been widely used in every walk of life, as an important link of repair and manufacture of the electrical equipment such as electromotor transformer etc., soaking lacquer drying craft has some especial requests on drying crafto this article starts with the analysis of drying chamber " s configuration, analyzed its configuration limitation and control function limitation according to the factory " s situation and advances the conception of heated air drying circulation, in addition, this article adopts an intellectualize a / d module, a development sampling tuning - voltage circuit, and presents the method to measure online the insulation resistance of products in order to improve constantly products quality

    而浸漆乾燥工藝作為電機、變壓器等電氣設備的修理、製造中的重要環節之一,對乾燥過程的質量要求有一定的特殊性。該文從乾燥爐的結構分析入手,聯繫到工廠的實際情況分析了結構功能缺陷和功能缺陷,提出了熱風循環乾燥的概念,同時,選擇了較為先進的a d板卡、熱電阻信號調理板等專業化智能卡,運用字pid技術,構成了一個較有特色的計算機。此外,該文還從保證乾燥品質量的角度,採用智能化交流模塊和自製樣調壓電路的方法,提出了在線檢測產修品的絕緣電阻的方法和手段,以確保企業產品質量不斷提高。
  3. Chapter two is data sample of system. it will discuss the data conversion theory, 24bit e - a data conversion, mux - channel switch sampling technology, and emc design. among them, we will introduce the principle and application of ads 1251, application of photomos technology in mux - channel switch sampling, and emc design with hardware and software of gas feed controller, which has good performance in reliability

    第二章介紹據採集,該部分包括24bit -樣原理、多路信號切換採集技術和電磁兼容設計,其中,主要介紹了ads1251晶元的工作原理和應用, photomos技術在多路信號切換樣中的應用,以及配氣器在硬體、軟體等方面所做的電磁兼容設計,通過這些設計使得具有很好的穩定性和抗干擾性。
  4. This paper starts the research of the liquid floated pendulous accelerometer testing system according to the engineering. at first, this paper gives the brief introduction of the history and present status of accelerometer and its testing technology, the working principium and math model of the liquid floated pendu - lous accelerometer, and then, decides the binary width pulse force retrim loop as the design proposal of testing system, researches the transfer function of every part in the system emphasizly, analyses the stability of the whole accelerometer testing system from the angle of control theoretics by the open loop transfer function of system, and designed the correcting net, analyses the basal problems such as resolution, sampling restraint, precision and so on, designs the hardware testing circuits such as preamplification, band - pass filter, alternating amplifier, phase sensitive demodulatorn, pulse - width modulation, frequency scale circuit, moment current generator. finally, using the graphics program language labv - iew which is designed for testing field especially by ni accomplishes the solfware design of testing system, realized the testing functions

    首先對加速度計及其測試技術的發展歷史和現狀,液浮擺式加速度計的工作原理和學模型等作了簡要的介紹,然後確定了以二元調寬脈沖再平衡測試迴路為設計方案,並從理論的角度進行了分析,著重研究了中各部分的傳遞函,利用開環傳遞函分析了的穩定性,同時設計了的校正網路;分析了二元調寬脈沖再平衡測試迴路的解析度、樣約束以及測試精度等基本問題,並按照分析的結果設計了包括前置放大、帶通濾波、交流放大、相敏解調、脈寬調、頻標電路以及力矩電流發生器等測試各部分硬體電路,驗證了電路的正確性,最後按照測試的要求,採用了美國ni公司專為測試領域所開發的虛擬儀器工具? ? labview作為測試軟體開發工具,利用該圖形化編程語言完成了測試軟體部分的設計,實現了測試功能。
  5. A. teel, d. nesic etc. initially studied iss stabilization of nonlinear sample - data systems of this type in 1998. practical stabilization of nonlinear sampled - data systems based on discrete - time approximation with sufficiently small sampling periods has been studied in recent years. the sufficient conditions have been given for the practical st abilization of the above case

    第三部分:在樣周期固定的條件下,研究基於近似離散化模型上設計的關于參t一致的漸近穩定器能夠以漸近穩定方式一致鎮定其連續受的條件。
  6. The analog signals are regulated to satisfy the system and analog - to - digital converter ( adc ) ; dsp is the core part and is connected with adcs, a controller of ethernet, a rs - 485 bus transceiver, a can bus transceiver and a clock. the real - time data is disposed by dsp and is transferred to the upper computer when the alarm is happened

    模擬信號調理模塊對輸入的信號進行調理,以達到和模轉換器( adc )樣的要求; dsp作為的核心部件,外擴了adc 、以太網器、 rs - 485總線收發器、 can總線收發器和時鐘晶元, dsp對實時據進行處理,當報警發生時將實時據通過以太網上傳給上位機。
  7. A data acquisition system with the following features is realized : ? transmission rate up to 100kbyte / s over usb ; ? system ' s dynamic range as high as 120 db ; ? multi - kind of trigger mode control ; ? sampling rate as high as 100 ksps ; ? 12 - bit a / d conversion accuracy ; ? 32k bytes on - board data memory ; ? the system, which was made up of large - scale electronic chips, is small, light and portable, and suitable for field use

    本設計最終實現了一個瞬態信號據採集,它具有以下特點: ?採用usb介面進行高速據傳輸,傳輸速度達100kbyte / s ; ?採用浮點a / d轉換技術,動態范圍達120db ; ?多種樣觸發方式; ?最高樣率100ksps ; ? 12位樣精度: ? 32kb據緩存; ?使用新型大規模電子器件,結構緊湊,重量輕,適合野外作業。
  8. Then the paper analyzes control system of hybrid active power filter, the way of harmonic detecting and the principle of control system, digital low pass filter and the generation of pwm, on the base of which the paper designs a new parallel hybrid active power filter which is controlled by tms320lf2407, and detailedly introduces drive circuit of pwm, sampling circuit of current, voltage adjustment and protection circuit, communication circuit, liquid crystal display circuit

    分析了混合型有源濾波器的、諧波檢測方法及原理、字低通濾波器和pwm信號的產生,在此基礎上設計了一種基於tms320lf2407為核心的並聯混合型有源電力濾波器硬體原理圖。並對pwm驅動電路、電流樣電路、電壓調整、按鍵輸入和保護電路、通信模塊、液晶顯示模塊進行了較詳細的分析說明。
  9. The lifting technique is then used for h _ synthesis problems such as h _ mixed sensitivity problem, robust stability problem and the disturbance attenuationproblem. it is pointed out that for the closed - loop sampled - data control system, thesystem norm is not preserved by the lifting as expected, i. e., there is a differencebetween the two norms

    論文將提升技術應用於的各種h _設計問題,包括h _靈敏度問題、魯棒穩定性問題、擾動抑問題,指出對閉環,提升法並不像設想的那樣具有保范性質,即在提升前後的范是不等價的。
  10. The erp system is divided into 8 sub - systems. they are base information system, product data system, project management system, storage system, quality control system, stock system, production control system, sale & order form system

    本文將erp分為八個子,即基礎信息、產品、計劃管理、倉儲庫存、質量檢驗購進貨、生產、銷售訂單
  11. In such way, the frequency, the virtual value, the harmonic and power factor are acquired. it can achieve the intelligent control by way of cooperating with master station automatic apparatus system through adopting rs - 485 communication standard

    同時根據樣值計算了頻率、有效值、諧波、功率因等電量,並通過rs - 485通信口與二級子站微機相配合,達到智能的作用。
  12. Before the development of the system, the article describes the above - mentioned aspects, as the bases of the system development. the article emphasizes related auto - controlling technologies : open - 100p and close - 100p, and control mode of negative - feedback, the scatter and quantization of the simulate signal, the conception of a / d and d / a conversion and code / encode, the basic sampling principles of the simulate signal. the article introduces the operation method and process of the system by means of the load spectrum

    文章對相關的理論進行了陳述,以作為開發的理論依據,重點闡述了自動中包括開環閉環在內的幾大主要模式,以及有關的負反饋方式,模擬信號的離散與量化,模轉換、模轉換、編碼譯碼的概念,及模擬信號樣的基本原理? ?樣定理,並以載荷譜法為例,簡述了所研究的將要採取的工作方式及工作過程。
  13. In sample part, we design a data acquisition system, which includes a / d conversion and sampling control code

    熱輥溫度的組成:樣、據通訊和智能三個部分。
  14. In order to receive the data correctly and store it in computer for analysis and process, a kind of space tracking data recording system based on pci bus is designed and realized in this dissertation, which enhance the space tracking system ’ s integrality

    本課題正是在這種應用背景下,通過設計基於pci總線的據錄取,對航天測地面站綜合基帶設備字接收機所接收的中頻樣信號和解調后的據進行接收和存儲,將其送到監計算機中進行調方案驗證和據分析,從而進一步完善了航天測的設計。
  15. By constructing a test matrix in terms of the sampling period, the plant controlled and the model parameters, we give a sufficient condition to test the asymptotic stability for the system

    針對不存在丟包和存在丟包的情況,通過由樣周期、被對象與模型參構造的穩定性判別矩陣給出了使網路漸近穩定的充分條件。
  16. This master degree thesis, based on the observing of developing actuality of on - site electrical apparatus monitoring technology, aims at overcoming the problems existing in former on - site monitoring system, such as unable to realize multiple channels sampling and hold, unable to carry out multiple channel programmable magnification, unable to monitor frequency, low pick up bits, external rom low speed data saving, inefficient data query method, inflexible debugging and installation, low precision etc. by introducing eda ( electrical design automation ) technology, we put forward a creative circuit design scheme, which can considerable updated the on - site monitor system

    本文根據電氣設備絕緣在線監測技術的發展現狀,針對以往在線監測據採集存在的集成度低,不能實現多通路并行樣,不能實現多通道同時程式放大,不能進行同步頻率監測,樣位較低,採用外部存儲器方式,對據進行查詢的訪問方式,安裝調試不靈活等缺點,提出了應用現代微電子技術電子設計自動化( eda )技術實現對在線監測據採集的改進。
  17. The floating - point a / d conversion scheme was employed to increase the system ' s dynamic range. complex programmable logic device ( cpld ) was also used to perform the system ' s function such as data sampling trigger control and data storage control, etc. aduc812, a new type of microprocessor with full a / d converter, was utilized to fulfill the a / d conversion

    據採集電路設計中,採用了浮點放大技術來提高的動態范圍;通過引入可編程邏輯器件來實現觸發、存儲樣過程中應用了時序重疊技術,從而實現了據採集的流水線作業方式。
  18. Contrasting this, in feedback control the most majority of complex systems are controlled using sampled observations of system behavior taken at discrete time instants. thus the resulting controlled systems are hybrid systems, which are called sampled - data systems, involving both continuous - time and discrete - time signals. the investigation of sampled - data systems is motivated primarily due to the widespread use of digitally implemented controller in present - day feedback control of continuous - time systems

    工程實踐中遇到的動態通常是連續時間,與此相反,大多復雜的反饋卻是通過觀察樣點上的行為來進行的,結果所得到的反饋是個混合,它含有連續信號和離散信號,這樣的稱之為,當今連續受器的廣泛運用促進了對的研究,已有的線性理論顯然不能滿足處理非線性的需要,因此近年來非線性的分析與設計已經成為國際論界的持續的研究熱點之一。
  19. According to the following design theory : the dsp calculates in real time and produces three phases spwm waves to control the on or off of the 6 igbts in ipm respectively. ipm then inverts the commutated single phase direct current ( insulated gate bipolar transistor ) into three phases alternating current. when modulated signals of spwm are changed, the on - off time of switches also changes, so as to the voltage and frequency of output signals

    本文提出了一種基於dsp (字信號處理器tms320f240 )的通用的三相間接變頻電源,利用分段同步調製法和混合查表法,實時計算不同頻率下的樣周期、電壓幅值、輸出脈寬,產生雙極性spwm波形,經驅動放大後用于ipm ( intelligentpowermodule )中的絕緣柵雙極型晶體管柵級驅動,以電源的輸出電壓和頻率,實現變頻電源的智能
  20. The keys to the development trend of cpcs ? electronic - electric cpcs are the control method and control law. in this study, a fuzzy logic control was proposed to accomplish the electronic - electric control of the sapc. a fir digital filter is applied after compared with several other digital filters to deal with the fluctuating pressure signal

    針對壓力信號在採集過程中出現波動較大的問題,本文在比較了多種字濾波方法后,選擇了fir濾波方法對據進行處理,消除了據採集中的高頻噪聲,從而實現對據的平滑處理,為的實現打下基礎。
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